JPH0641942B2 - 溶融体中の介在物の超音波検出装置および方法 - Google Patents
溶融体中の介在物の超音波検出装置および方法Info
- Publication number
- JPH0641942B2 JPH0641942B2 JP61295069A JP29506986A JPH0641942B2 JP H0641942 B2 JPH0641942 B2 JP H0641942B2 JP 61295069 A JP61295069 A JP 61295069A JP 29506986 A JP29506986 A JP 29506986A JP H0641942 B2 JPH0641942 B2 JP H0641942B2
- Authority
- JP
- Japan
- Prior art keywords
- window
- transducer
- ultrasonic waves
- coupling medium
- probe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 13
- 238000001514 detection method Methods 0.000 title description 8
- 239000000523 sample Substances 0.000 claims description 44
- 230000008878 coupling Effects 0.000 claims description 42
- 238000010168 coupling process Methods 0.000 claims description 42
- 238000005859 coupling reaction Methods 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 26
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 22
- 229910052733 gallium Inorganic materials 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 22
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 239000000155 melt Substances 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 239000000956 alloy Substances 0.000 claims description 11
- 239000006060 molten glass Substances 0.000 claims description 10
- 229910000838 Al alloy Inorganic materials 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 229910052594 sapphire Inorganic materials 0.000 claims description 8
- 239000010980 sapphire Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 7
- 229910052721 tungsten Inorganic materials 0.000 claims description 7
- 239000010937 tungsten Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910001128 Sn alloy Inorganic materials 0.000 claims description 4
- YZZNJYQZJKSEER-UHFFFAOYSA-N gallium tin Chemical compound [Ga].[Sn] YZZNJYQZJKSEER-UHFFFAOYSA-N 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 4
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000002604 ultrasonography Methods 0.000 claims 4
- 229910000807 Ga alloy Inorganic materials 0.000 claims 2
- 230000003534 oscillatory effect Effects 0.000 claims 2
- 239000002245 particle Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 230000008901 benefit Effects 0.000 description 8
- 150000002739 metals Chemical class 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 239000011135 tin Substances 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- -1 bismuth Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005308 flint glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2437—Piezoelectric probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/228—Details, e.g. general constructional or apparatus details related to high temperature conditions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2462—Probes with waveguides, e.g. SAW devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0252—Melting, molten solids
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/818,257 US4662215A (en) | 1984-08-20 | 1986-01-13 | Apparatus and method for ultrasonic detection of inclusions in a molten body |
| US818257 | 1986-01-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62165148A JPS62165148A (ja) | 1987-07-21 |
| JPH0641942B2 true JPH0641942B2 (ja) | 1994-06-01 |
Family
ID=25225078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61295069A Expired - Lifetime JPH0641942B2 (ja) | 1986-01-13 | 1986-12-12 | 溶融体中の介在物の超音波検出装置および方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4662215A (fr) |
| EP (1) | EP0230880B1 (fr) |
| JP (1) | JPH0641942B2 (fr) |
| AU (1) | AU571797B2 (fr) |
| CA (1) | CA1267211A (fr) |
| DE (1) | DE3768819D1 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002062282A (ja) * | 2000-08-17 | 2002-02-28 | Daikure Co Ltd | 溶融金属用容器の欠陥部を測定する方法及び装置 |
| JP2009545757A (ja) * | 2006-08-04 | 2009-12-24 | コーニング インコーポレイテッド | 超音波照射によるガラス融液の特性決定のための方法及び装置 |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1235476A (fr) * | 1984-05-17 | 1988-04-19 | University Of Toronto Innovations Foundation (The) | Epreuve sur produits en fusion |
| JPS63107095A (ja) * | 1986-10-23 | 1988-05-12 | 富士通株式会社 | 多層セラミツク回路基板 |
| US5289436A (en) * | 1992-10-22 | 1994-02-22 | General Electric Company | Ultrasonic waveguide |
| US5435186A (en) * | 1992-10-26 | 1995-07-25 | General Electric Company | Ultrasonic parametric amplifier |
| US5708209A (en) * | 1996-08-27 | 1998-01-13 | Aluminum Company Of America | Apparatus and method for ultrasonic particle detection in molten metal |
| US6065344A (en) * | 1998-10-20 | 2000-05-23 | General Electric Co. | Apparatus and methods for cooling an ultrasonic inspection transducer for turbine rotor wheel repair |
| US6693443B2 (en) | 1999-04-02 | 2004-02-17 | Worcester Polytechnic Institute | Systems for detecting and measuring inclusions |
| FR2796155B1 (fr) | 1999-07-09 | 2001-09-07 | Pechiney Rhenalu | Procede et dispositif ameliores de comptage des inclusions dans un bain de metal liquide par ultrasons |
| DE10136737A1 (de) * | 2001-07-27 | 2003-02-13 | Univ Ilmenau Tech | Verfahren und Mikrowerkzeug für die minimal-invasive Chirurgie |
| US7131333B2 (en) * | 2002-07-16 | 2006-11-07 | Sonix, Inc. | Pulse echo ultrasonic test chamber for tray production system |
| US7181969B2 (en) * | 2002-07-16 | 2007-02-27 | Sonix, Inc. | Ultrasonic test chamber for tray production system and the like |
| US7013732B2 (en) * | 2003-02-19 | 2006-03-21 | Sonix, Inc. | Method and apparatus for temperature-controlled ultrasonic inspection |
| US7062972B2 (en) * | 2003-07-21 | 2006-06-20 | Horiba Instruments, Inc. | Acoustic transducer |
| US7021145B2 (en) * | 2003-07-21 | 2006-04-04 | Horiba Instruments, Inc | Acoustic transducer |
| US7661315B2 (en) * | 2004-05-24 | 2010-02-16 | Sonix, Inc. | Method and apparatus for ultrasonic scanning of a fabrication wafer |
| US7682556B2 (en) * | 2005-08-16 | 2010-03-23 | Ut-Battelle Llc | Degassing of molten alloys with the assistance of ultrasonic vibration |
| US20070167965A1 (en) * | 2006-01-05 | 2007-07-19 | Ethicon Endo-Surgery, Inc. | Ultrasonic medical instrument |
| US8650958B2 (en) * | 2006-02-02 | 2014-02-18 | The Boeing Company | Thin-film ultrasonic probe having a flexible membrane |
| US7917317B2 (en) * | 2006-07-07 | 2011-03-29 | Sonix, Inc. | Ultrasonic inspection using acoustic modeling |
| DE102007027391B3 (de) * | 2007-06-11 | 2009-01-08 | Forschungszentrum Dresden - Rossendorf E.V. | Ultraschallsensor zur Messung von lokalen Strömungsgeschwindigkeiten in flüssigen Schmelzen |
| CN102654513B (zh) * | 2012-03-30 | 2014-04-16 | 中国科学院合肥物质科学研究院 | 高温强磁场下液态金属边界层速度分布的测量方法 |
| US9145597B2 (en) | 2013-02-22 | 2015-09-29 | Almex Usa Inc. | Simultaneous multi-mode gas activation degassing device for casting ultraclean high-purity metals and alloys |
| EP3438658B1 (fr) * | 2014-10-07 | 2021-12-08 | Constellium Issoire | Equipement de mesure pour le controle par ultrasons d'un metal liquide |
| CN108519440B (zh) * | 2018-04-09 | 2024-07-26 | 河北珠峰仪器仪表设备有限公司 | 一种适合高温下在线检测的超声波测量探头 |
| CN119780231B (zh) * | 2025-03-10 | 2025-06-06 | 博罗县何氏模具制造有限公司 | 一种粉末冶金工模具钢非金属夹杂物的检测装置及方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261197A (en) | 1979-09-12 | 1981-04-14 | Reynolds Metals Company | Probe for the ultrasonic inspection of molten aluminum |
| US4287755A (en) | 1979-09-12 | 1981-09-08 | Reynolds Metals Company | Probes for the ultrasonic treatment or inspection of molten aluminum |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1057802A (en) * | 1962-08-13 | 1967-02-08 | Yawata Iron & Steel Company | Ultrasonic internal flaw detecting apparatus for hot metal |
| GB1127231A (en) * | 1965-01-06 | 1968-09-18 | British Aluminium Co Ltd | Improvements in or relating to methods of and apparatus for testing molten metal |
| US3497728A (en) * | 1967-03-20 | 1970-02-24 | Standard Oil Co | Ultrasonic inspection apparatus |
| GB1482350A (en) * | 1973-09-17 | 1977-08-10 | Atomic Energy Authority Uk | Ultra sonic testing |
| US4179937A (en) * | 1978-06-02 | 1979-12-25 | Ocean Ecology Ltd. | Sound measuring device |
| US4509360A (en) * | 1983-06-24 | 1985-04-09 | Massachusetts Institute Of Technology | On-line measurement of fluid mixtures |
| US4563895A (en) * | 1984-08-20 | 1986-01-14 | Aluminum Company Of America | Apparatus and method for ultrasonic detection of inclusions in molten metals |
-
1986
- 1986-01-13 US US06/818,257 patent/US4662215A/en not_active Expired - Lifetime
- 1986-10-15 CA CA000520496A patent/CA1267211A/fr not_active Expired
- 1986-10-27 AU AU64406/86A patent/AU571797B2/en not_active Ceased
- 1986-12-12 JP JP61295069A patent/JPH0641942B2/ja not_active Expired - Lifetime
-
1987
- 1987-01-08 DE DE8787100152T patent/DE3768819D1/de not_active Expired - Lifetime
- 1987-01-08 EP EP87100152A patent/EP0230880B1/fr not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261197A (en) | 1979-09-12 | 1981-04-14 | Reynolds Metals Company | Probe for the ultrasonic inspection of molten aluminum |
| US4287755A (en) | 1979-09-12 | 1981-09-08 | Reynolds Metals Company | Probes for the ultrasonic treatment or inspection of molten aluminum |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002062282A (ja) * | 2000-08-17 | 2002-02-28 | Daikure Co Ltd | 溶融金属用容器の欠陥部を測定する方法及び装置 |
| JP2009545757A (ja) * | 2006-08-04 | 2009-12-24 | コーニング インコーポレイテッド | 超音波照射によるガラス融液の特性決定のための方法及び装置 |
| KR101500920B1 (ko) * | 2006-08-04 | 2015-03-10 | 코닝 인코포레이티드 | 초음파 조사에 의해 유리 용융물을 특징화하기 위한 방법 및 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62165148A (ja) | 1987-07-21 |
| DE3768819D1 (de) | 1991-05-08 |
| EP0230880A1 (fr) | 1987-08-05 |
| US4662215A (en) | 1987-05-05 |
| AU571797B2 (en) | 1988-04-21 |
| AU6440686A (en) | 1987-07-16 |
| EP0230880B1 (fr) | 1991-03-27 |
| CA1267211A (fr) | 1990-03-27 |
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